---
description: Find Similar Types - Get a list of similar types to find duplicates.
---

# Similar (Schema)

Get a list of similar types to find duplicates.

![Similar](/assets/img/cli/similar.jpg)

## Similar - Usage

Run the following command:

```sh
graphql-inspector similar SCHEMA
```

## Arguments

- [`SCHEMA`](../api/schema) - point to a schema

## Flags

- `-n, --type <s>` - Check only a single type (_checks all types by default_)
- `-t, --threshold <n>` - Threshold of similarity ratio (default: `0.4`)
- `-w, --write <s>` - Write a file with results
- `-r, --require <s>` - require a module
- `-t, --token <s>` - an access token
- `-h, --header <s>` - set HTTP header (`--header 'Auth: Basic 123'`)
- `--method` - method on URL schema pointers (default: `POST`)
- `--federation` - Support Apollo Federation V1 directives (default: `false`)
- `--federationV2` - Support Apollo Federation V2 directives (default: `false`)
- `--aws` - Support AWS Appsync directives and scalar types (default: `false`)

## Output

A list of similar types with the rating, grouped by a name.

The process always succeeds:

- When no similar types are found, the output is:

```
info No similar types found
```

- When similar types are found, the output is: ![similar-output](/assets/img/similar-output.png)

## Examples

```sh
graphql-inspector similar example/schemas/deep.graphql
```
